I have a couple of orchids that have developed so many roots that the plants themselves have become pushed out of their pots and are now almost growing sideways. I suspect I should be re-potting them. How do I go about re-potting them? Is there anything else I should be doing to keep them healthy and blooming?
Toronto Master Gardeners has an excellent section on orchids that will address all of your questions on repotting and fertilizing. Below is the link for your perusal: